Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262133AbUDPDoK (ORCPT ); Thu, 15 Apr 2004 23:44:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262119AbUDPDoK (ORCPT ); Thu, 15 Apr 2004 23:44:10 -0400 Received: from fmr03.intel.com ([143.183.121.5]:52887 "EHLO hermes.sc.intel.com") by vger.kernel.org with ESMTP id S262113AbUDPDoH (ORCPT ); Thu, 15 Apr 2004 23:44:07 -0400 Message-Id: <200404160343.i3G3h8F13447@unix-os.sc.intel.com> From: "Chen, Kenneth W" To: "'David Gibson'" Cc: , , , , "'Andy Whitcroft'" , "Andrew Morton" Subject: RE: hugetlb demand paging patch part [0/3] Date: Thu, 15 Apr 2004 20:43:08 -0700 X-Mailer: Microsoft Office Outlook, Build 11.0.5510 Thread-Index: AcQjY+tfELkHgsp2SEmW4mcQ56AAXAAALs6Q In-Reply-To: <20040416033251.GH12735@zax> X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 891 Lines: 18 David Gibson wrote on Thursday, April 15, 2004 8:33 PM > To unify even the non-ppc64 archs we already have to allow for the > hugepage pagetables to have different structure across archs - on i386 > and ppc64 the hugePTEs lie in PMD slots, on sparc64 and sh they lie in > (normal) PTE slots and on IA64 they lie in the PTE slots of a special > set of pagetables. Given that, it seems conceptually logical to me > that we also not assume the hugepage PTEs have the same layout as > normal PTEs. It makes the handle_mm_fault function not the least more > complicated. Correction: huge page pte on ia64 has the same format as a normal page pte. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/